81159190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{9743}}^1$

素因数の和:9781

約数の個数: 48

約数和(自身を含む): 179952192

約数和(自身を除く): 98793002

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 4165, 8330, 9743, 19486, 48715, 68201, 97430, 136402, 165631, 331262, 341005, 477407, 682010, 828155, 954814, 1159417, 1656310, 2318834, 2387035, 4774070, 5797085, 8115919, 11594170, 16231838, 40579595, 81159190]

約数ペア:

[(1, 81159190), (2, 40579595), (5, 16231838), (7, 11594170), (10, 8115919), (14, 5797085), (17, 4774070), (34, 2387035), (35, 2318834), (49, 1656310), (70, 1159417), (85, 954814), (98, 828155), (119, 682010), (170, 477407), (238, 341005), (245, 331262), (490, 165631), (595, 136402), (833, 97430), (1190, 68201), (1666, 48715), (4165, 19486), (8330, 9743)]